@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;600;700;900&family=Outfit:wght@300;400;600;700;900&display=swap');

:root {
    --bg-dark: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --primary: #8b5cf6;
    --primary-glow: rgba(139, 92, 246, 0.5);
    --secondary: #06b6d4;
    --accent: #f43f5e;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.03);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Cairo', 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    direction: rtl; /* RTL for Arabic */
}

/* Background Animation */
.bg-glow {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.15;
    animation: float 20s infinite alternate;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--primary);
    top: -100px;
    right: -100px;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--secondary);
    bottom: -50px;
    left: -50px;
}

@keyframes float {
    from { transform: translate(0, 0); }
    to { transform: translate(50px, 100px); }
}

/* Glassmorphism Elements */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
}

.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 32px;
    padding: 2rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: 0 0 30px var(--primary-glow);
}

/* Typography */
h1, h2, h3 {
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(to left, #fff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Custom Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 10px; }

header {
    padding: 1.5rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition);
}
header.scrolled { padding: 1rem 0; background: rgba(15, 23, 42, 0.9); }

#menu-toggle { display: none; background: none; border: none; color: var(--text-main); font-size: 1.5rem; cursor: pointer; }

@media (max-width: 768px) {
    #menu-toggle { display: block; }
    #nav-menu {
        position: absolute;
        top: 100%; left: 0; width: 100%;
        background: rgba(15, 23, 42, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        display: none;
        border-bottom: 1px solid var(--glass-border);
    }
    #nav-menu.active { display: flex; }
}

.logo { font-size: 1.8rem; font-weight: 900; letter-spacing: -1px; transition: var(--transition); }
.logo:hover { transform: scale(1.05); }

/* Buttons */
.btn-primary {
    background: var(--primary);
    color: white;
    padding: 0.8rem 2rem;
    border-radius: 14px;
    font-weight: 700;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
    box-shadow: 0 10px 20px var(--primary-glow);
    position: relative;
    overflow: hidden;
}
.btn-primary::after {
    content: '';
    position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: 0.5s;
}
.btn-primary:hover::after { left: 100%; }
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px var(--primary-glow);
}
.btn-primary:active { transform: translateY(-1px); }

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

header {
    padding: 2rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Hero Section */
.hero {
    padding: 6rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 3rem;
}

/* Bento Grid */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 250px);
    gap: 1.5rem;
    margin-bottom: 6rem;
}

.bento-item {
    position: relative;
    overflow: hidden;
}

.item-1 { grid-column: span 2; grid-row: span 2; }
.item-2 { grid-column: span 2; }
.item-3 { grid-column: span 1; }
.item-4 { grid-column: span 1; }

@media (max-width: 1024px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
    }
    .hero h1 { font-size: 3rem; }
}

@media (max-width: 640px) {
    .bento-grid {
        grid-template-columns: 1fr;
    }
    .item-1, .item-2 { grid-column: span 1; }
}
/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Light Mode Overrides */
body.light-mode {
    --bg-dark: #f8fafc;
    --bg-card: rgba(255, 255, 255, 0.8);
    --text-main: #1e293b;
    --text-muted: #64748b;
    --glass-bg: rgba(0, 0, 0, 0.02);
    --glass-border: rgba(0, 0, 0, 0.1);
}
body.light-mode h1, body.light-mode h2, body.light-mode h3 {
    background: linear-gradient(to left, #1e293b, #64748b);
    -webkit-background-clip: text;
}
body.light-mode .glass-card {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05);
}
/* Social Footer */
.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}
.social-icon {
    width: 45px; height: 45px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-main);
    font-size: 1.2rem;
    transition: var(--transition);
    text-decoration: none;
}
.social-icon:hover {
    background: var(--primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px var(--primary-glow);
}

/* Scroll Top */
#scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px; height: 50px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    box-shadow: 0 10px 20px var(--primary-glow);
    transition: var(--transition);
}
#scroll-top:hover { transform: scale(1.1); }